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Finding the Fourth Proportional to 71,494.59, 98,621.54 and 44,590.39

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Solution

The fourth proportional to 71,494.59, 98,621.54 and 44,590.39 is: 61,509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,494.59 : 98,621.54 = 44,590.39 : x
  2. Step 2: Convert to fraction form
    71,494.59/98,621.54 = 44,590.39/x
  3. Step 3: Cross multiply
    71,494.59x = 98,621.54 × 44,590.39
  4. Step 4: Simplify right side
    71,494.59x = 4,397,572,572.97
  5. Step 5: Solve for x
    x = 4,397,572,572.97/71,494.59
  6. Step 6: Final answer
    x = 61,509.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.